de·​frost | \ di-ˈfrȯst How to pronounce defrost (audio) , ˈdē-ˌfrȯst \
defrosted; defrosting; defrosts

Definition of defrost

transitive verb

1 : to release from a frozen state defrost meat
2a : to free from ice defrost a refrigerator/freezer
b : to clear (a window or windshield) with a vehicle's defroster defrost a windshield to clear it of ice and condensation

intransitive verb

: to thaw out especially from a deep-frozen state

Examples of defrost in a Sentence

You can defrost the soup in the microwave. Has the refrigerator defrosted yet?
Recent Examples on the Web The cake layers may be tightly wrapped in plastic wrap, then foil, and frozen for up to 3 months; defrost overnight in the refrigerator. Washington Post, 1 Apr. 2021 Or take some frozen shrimp, defrost them, and make a batter using ginger-garlic paste, oil, lime juice, salt, pepper, chili powder, and ground turmeric. Sonia Chopra, Bon Appétit, 1 Mar. 2021 So when the snow started to defrost and the sun made a coveted return, plumbers were suddenly like roofers after a hurricane: Everybody seemed to need one, all at once. New York Times, 21 Feb. 2021 Helicopter operators use a joystick to spray hot water on turbines to defrost ice or snow that’s collected on them to prevent dangerous fallout and impediments to wind turbine function. Devon Link, USA TODAY, 19 Feb. 2021 With no power the temperature goes up and things defrost. Phoebe Wall Howard, Detroit Free Press, 18 Feb. 2021 Most budget-friendly options will come in countertop form and come with basic presets like defrost and express cooking. Popular Science, 22 Jan. 2021 Prep for the next day by packing lunches, setting up for breakfast, and pulling out the meat from the freezer to defrost in the fridge for the next day. Melissa Rolland,, 10 Dec. 2020 When requests arrive, warehouse staff move the vaccines from freezers to cold-storage rooms—large walk-in refrigerators—where the vials defrost over three hours. James Marson, WSJ, 9 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'defrost.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of defrost

1895, in the meaning defined at transitive sense 1

Keep scrolling for more

Learn More About defrost

Time Traveler for defrost

Time Traveler

The first known use of defrost was in 1895

See more words from the same year

Statistics for defrost

Cite this Entry

“Defrost.” Dictionary, Merriam-Webster, Accessed 21 Jun. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for defrost



English Language Learners Definition of defrost

: to warm something that is frozen until it is no longer frozen
: to melt ice that has built up on the inside of a freezer or refrigerator
: to melt ice on a car's windows by using heat


de·​frost | \ di-ˈfrȯst How to pronounce defrost (audio) \
defrosted; defrosting

Kids Definition of defrost

1 : to thaw out defrost a steak
2 : to remove ice from defrost a refrigerator

Other Words from defrost

defroster noun

More from Merriam-Webster on defrost

Nglish: Translation of defrost for Spanish Speakers


Test Your Vocabulary

Return of Name that Color!

  • a light greenish blue color
  • Name that color:
Spell It

Can you spell these 10 commonly misspelled words?

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!